sudo apt-get install ffmpeg
ffprobe file.mp3

ffprobe file.mp3 2>&1 | grep -A90 'Metadata:'

ffprobe -loglevel error -show_entries format_tags=artist -of default=noprint_wrappers=1:nokey=1 file.mp3

# sudo apt-get install ffmpeg lltag eyed3 mp3info id3v2 libimage-exiftool-perl libid3-tools id3tool

keyword='fill_me_in'

getTitleFF()   { ffprobe "$1" 2>&1 | sed -E -n 's/^ *title *: (.*)/1/p'; }
getTitleLL()   { lltag --show-tags title "$1" | sed -nE 's/^  TITLE=(.*)/1/p'; }
getTitleEyed() { eyeD3 2>&1 "$1" | grep 'title'; }
getTitleInfo() { mp3info -p %t "$1"; }
getTitleId3()  { id3v2 -l "$1" | sed -nE 's/^TIT2 ([^)]*): (.*)/1/p'; }
getTitleExif() { exiftool -title -b "$1"; }
getTitleId3i() { id3info "$1" | sed -n 's/^=== TIT2 (.*): //p'; }
getTitleTool() { id3tool "$1" | sed -n 's|^Song Title:t||p'; }

for prog in FF LL Eyed Info Id3 Exif Id3i Tool; do
    echo "=== getTitle${prog} ==="
    time
    for file in *.mp3; do
        if "getTitle${prog}" "$file" | grep -q "$keyword"; then
            echo "$file"
        fi
    done
done

Title  :                                 Artist:

TIT2 (Title/songname/content description):

Invalid mode/bitrate combination for layer II
No ID3 v1.x/v2.x tag found!

Program  | Version    | Time / s
----------+------------+-----------
 exiftool | 10.25      | 49.5 ± 0.5
 lltag    | 0.14.5     | 41   ± 1.0
 ffprobe  | 3.1.3-1+b3 | 33   ± 0.5
 eyeD3    | 0.6.18     | 24   ± 0.5
 id3info  | 3.8.3      | 4.2  ± 0.1
 id3v2    | 0.1.12     | 2.9  ± 0.1
 id3tool  | 1.2a       | 1.7  ± 0.1
 mp3info  | 0.8.5a     | 1.4  ± 0.1

sudo apt-get install mp3info

mp3info -p %a file.mp3

sudo apt-get install eyed3

eyeD3 song.mp3

eyeD3 song.mp3 | grep artist

exiftool test.mp3
ExifTool Version Number         : 10.00
File Name                       : test.mp3
Directory                       : .
File Size                       : 8.2 MB
File Modification Date/Time     : 2016:03:02 21:44:58+01:00
File Access Date/Time           : 2016:04:06 21:34:01+02:00
File Inode Change Date/Time     : 2016:03:02 21:45:36+01:00
File Permissions                : rw-rw-r--
File Type                       : MP3
File Type Extension             : mp3
MIME Type                       : audio/mpeg
MPEG Audio Version              : 1
Audio Layer                     : 3
Sample Rate                     : 44100
Channel Mode                    : Stereo
MS Stereo                       : Off
Intensity Stereo                : Off
Copyright Flag                  : False
Original Media                  : False
Emphasis                        : None
VBR Frames                      : 9544
VBR Bytes                       : 8467680
ID3 Size                        : 115419
Band                            : Tech N9ne Collabos
Album                           : Strangeulation (Deluxe Edition)
Composer                        : Tech N9ne Collabos
Genre                           : Rap & Hip-Hop
Copyright                       : 2014 Strange Music, Inc
Title                           : American Horror Story (feat. Ces Cru)
Artist                          : Tech N9ne Collabos
Track                           : 10
Year                            : 2014
Comment                         :
Lyrics                          :
Private                         : (Binary data 8192 bytes, use -b option to extract)
Picture MIME Type               : image/jpeg
Picture Type                    : Front Cover
Picture Description             :
Picture                         : (Binary data 104371 bytes, use -b option to extract)
Audio Bitrate                   : 272 kbps
Date/Time Original              : 2014
Duration                        : 0:04:09 (approx)

sudo apt-get install lltag

lltag -S somefile.mp3

lltag --show-tags artist,album,title,number somefile.mp3

pip install beets  # latest version
apt install beets  # repo version